# AC INSULATION LTD (04709413)

> AC INSULATION LTD is an active private limited company (company number 04709413) incorporated on 24 March 2003, registered in Grays. Its registered activity is other specialised construction activities n.e.c. (SIC 43999). Latest small accounts cover the period ending 31 December 2025, showing net assets of £1.23m and cash of £243k, with 6 employees on average. Net assets fell 1% on the prior period (£1.25m).

- Status: Active
- Incorporated: 2003-03-24
- Registered office: Grays, RM17 6ST
- SIC 43999: Other specialised construction activities n.e.c.
- Next accounts due: 2027-09-30
- Confirmation statement due: 2027-04-07
- Accounts type: TOTAL EXEMPTION FULL

By net assets it sits in the top quarter of 4,726 comparable companies in Greater London (median £5,286, upper quartile £35k).

## Accounts (as filed)

| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 2025-12-31 | £1.23m | £243k | £1.00m | — | — | — | 6 |
| 2024-12-31 | £1.25m | £275k | £874k | — | — | — | 6 |

size band micro.

## Filing and accounts signals (facts, not a rating)

- Net assets above zero: Net assets £1,228,578 at 31 December 2025
- Cash at bank of £50,000 or more: Cash £243,304
- Incorporated five or more years ago: Incorporated 24 March 2003

How each signal is derived: https://firmoscan.com/methodology

## Persons with significant control

- Mr Steven Alan Surtees — has significant influence or control, since 2019-03-21
- Mrs Lara Surtees — owns 25–50% of shares; holds 25–50% of voting rights, since 2024-03-19

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Source: Companies House register snapshot 2026-08-31, Open Government Licence v3.0. Information may have changed since that date and is not advice or a credit reference; check the official record before relying on it. Official record: https://find-and-update.company-information.service.gov.uk/company/04709413
HTML: https://firmoscan.com/company/04709413-ac-insulation-ltd